During August 1980 a group of 85 physicists from 57 laboratories in 21 countries met in Erice for...

During August 1983, a group of 89 physicists from 59 labora tories in 23 countries met in Erice f...

From 31 July to 11 August 1981, a group of 108 physicists from 75 laboratories in 27 countries me...

In August 1978 a group of 80 physicists from 51 laboratories of 15 countries met in Erice to atte...

During July and August of 1976 a group of 90 physicists from 56 laboratories in 21 countries met ...

During August 1985, a group of 95 physicists from 61 laboratories in 24 countries met in Erice fo...

In August 1979 a group of 94 physicists from 60 laboratories in 21 countries met in Erice to atte...

In August 1982 a group of 104 physicists from 70 laboratories of 31 countries met in Erice to att...

From 31 July to 11 August 1981, a group of 108 physicists from 75 laboratories in 27 countries me...